EP0450497A2 - Dispositif de fac-similé - Google Patents
Dispositif de fac-similé Download PDFInfo
- Publication number
- EP0450497A2 EP0450497A2 EP91104918A EP91104918A EP0450497A2 EP 0450497 A2 EP0450497 A2 EP 0450497A2 EP 91104918 A EP91104918 A EP 91104918A EP 91104918 A EP91104918 A EP 91104918A EP 0450497 A2 EP0450497 A2 EP 0450497A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- machine
- facsimile
- control means
- transmission
- reception
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00281—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal
- H04N1/00302—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal with a telephonic apparatus, e.g. telephone answering machine or videotex terminal
- H04N1/00305—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal with a telephonic apparatus, e.g. telephone answering machine or videotex terminal with a cordless telephone apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/725—Cordless telephones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00127—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture
- H04N1/00281—Connection or combination of a still picture apparatus with another apparatus, e.g. for storage, processing or transmission of still picture signals or of information associated with a still picture with a telecommunication apparatus, e.g. a switched network of teleprinters for the distribution of text-based information, a selective call terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
- H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
- H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
- H04N1/32706—Type of the other apparatus
- H04N1/32708—Telephone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
- H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
- H04N1/32739—Generating signals
- H04N1/32745—Generating messages, indications or warnings locally
Definitions
- the present invention relates to a facsimile apparatus
- a telephone unit, an image information transmission/reception unit, and a control unit for centrally controlling them are housed in a single housing.
- a document image information
- the document is set on a document holder, and dial keys, a transmission indication key, etc. of an operation panel of the conventional facsimile apparatus are operated. Monitoring is required to see if an error occurs while the document is being transmitted to a desired party at the other end of the line.
- an object of the present invention is to provide a facsimile apparatus which solves the above-mentioned problem and has excellent operability.
- An object of the present invention can be achieved by the following facsimile apparatuses.
- a facsimile apparatus provided with a telephone function for transmitting and receiving voice signals over a public telephone line and a facsimile function for transmitting and receiving image signals over said public telephone line, comprising: a parent machine connected to said public telephone line, and having said telephone function and said facsimile function; and a child machine linked with said parent machine by radio, and having said telephone function; wherein said parent machine notifies said child machine of completion of transmission or reception of image information when the transmission or reception of the image signal is completed.
- a facsimile apparatus provided with a telephone function for transmitting and receiving voice signals over a public telephone line and a facsimile function for transmitting and receiving image signals over said public telephone line, comprising: a parent machine connected to said public telephone line and having said telephone function; and a child machine linked with said parent machine by radio, and having said telephone function and said facsimile function; wherein said parent machine recognizes said child machine by an identification code unique to said child machine sent from said child machine and said child machine recognizes said parent machine by an identification code unique to said parent machine sent from said parent machine.
- a facsimile apparatus provided with a telephone function for transmitting and receiving voice signals over a public telephone line and a facsimile function for transmitting and receiving image signals over said public telephone line, comprising: a parent machine connected to said public telephone line, and having said telephone function and said facsimile function; and a child machine linked with said parent machine by radio, and having said telephone function and said facsimile function; wherein means for setting either said parent machine or said child machine to a state in which transmission or reception of image signals can be performed is included in each of said parent machine and said child machine.
- each of said parent machine and said child machine includes means for converting voice signals, image signals and dial signals to radio signals.
- the completion of facsimile transmission or reception can be confirmed by a child machine, or facsimile transmission or reception can be performed by the child machine. Therefore, it is possible for a user to perform a facsimile transmission or reception operation at a place convenient for him and the operability is improved.
- Fig. 1 is a block diagram of a cordless facsimile apparatus of the first embodiment of the present invention.
- Reference character A denotes a telephone function unit of a parent machine of the cordless facsimile apparatus; B denotes a telephone function unit of the parent machine; and C denotes a telephone function unit of a child machine.
- reference numeral 1 denotes a voice processing means for processing voice signals from a public telephone line and from the chile machine
- 2 denotes a control means for supervising the termination of a calling signal from a public telephone line and the origination of voice signals to the public telephone line, and the control of the transmission and reception of radio signals and control signals to and from the chile machine
- 3 denotes a modulation/demodulation means for converting voice signals from the voice processing means to radio signals and converting radio signals from the child machine to voice signals
- 4 denotes a transmission/reception means for converting voice signals from the voice processing means 1 to radio signals and then transferring them to the child machine and for receiving radio signals from the child machine
- 5 denotes an IDROM in which ID codes for confirming that the child machine is in a parent/child relationship with the parent machine are stored
- 6 denotes an antenna, connected to the transmission/reception control means 4, through which radio signals are transmitted and received to and from the child machine
- 7 denotes
- reference numeral 8 denotes a network control means for connecting the units mentioned below to the public telephone line in response to a line connection request from the telephone function unit A or from the facsimile function unit B, or in response to a request from the public telephone line for connection with the facsimile function unit or the telephone function unit
- 9 denotes a signal conversion means for receiving analog signals from the network control means 8 and converting them to digital signals or converting the digital signals of image information (document), which is desired to be transmitted, to analog signals which can be sent out to the public telephone line
- 10 denotes an operation means which indicates to whom transmission is made or the kind of transmission system, etc.
- 11 denotes a document reading means for reading a transmission document
- 12 denotes a recording control means for recording received image information on recording paper
- 13 denotes a recording head disposed i the recording control means 12
- 14 denotes a mechanism control means for controlling the driving of the mechanism of the document reading means 11 and the recording control means 12 at the time of reading a document and of recording image information, this mechanism control means 14 being equipped with a document reading control system 15 and an image information reception/recording system 16
- 17 denotes a main control means for supervising the control among the above respective means
- 18 denotes a power-supply means for supplying power to the above respective means.
- 19 denotes a transmission/reception means for receiving transmission signals from the parent machine via an antenna 20 and for transmitting the transmission signals from the chile machine to the parent machine;
- 20 denotes a modulation/demodulation means for demodulating radio signals received by the transmission/reception means 19 to voice signals and converting the voice signals to be transmitted to the parent machine into radio signals;
- 22 denotes a voice processing means for outputting signals which are received by the transmission/reception means 19 and converted into voice signals by the modulation/demodulation means to a speaker 24 or a handset (telephone receiver) 28;
- 25 denotes an operation indication means for indicating the input of the telephone number of a receiving party and various control signals at the time of telephone transmission or facsimile transmission;
- 26 denotes an IDROM in which ID codes for confirming that the child machine is in a master/slave relationship with the parent machine are stored;
- 27 denotes a control means for controlling the above respective means;
- 28 denotes a power-supply means
- Fig. 2 is a flowchart showing the operation of the facsimile apparatus when a call termination request signal from a public telephone line is received.
- a termination request signal enters from a public telephone line L, it is received by the network control means 8.
- the network control means 8 connects the line with the telephone function unit A (step S1 ⁇ S2 ⁇ S3).
- the control means 2 receiving this request generates a call request signals, reads out an ID code stored in the IDROM 5, and supplies this code to the modulation/demodulation means 3 together with the call request signal.
- the modulation/demodulation means 3 modulates these signals to radio signals. These radio signals are transferred from the transmission/reception control means 4 to a child machine via the antenna 6 (step S4 ⁇ S5 ⁇ S6 ⁇ S7).
- the user If this call request is received and the apparatus is in a talk-ready state, the user operates the talk-key of the operation indication means 25.
- the control means 27 that has received this indication generates a talk-ready signal.
- the modulation/demodulation means 21 modulates this signal to a radio signal.
- the transmission/reception means 19 transfers it to the parent machine and sets the apparatus in a talk ready state (step S12 ⁇ S13 ⁇ S14 ⁇ S15 ⁇ S16).
- the parent machine receiving this talk-ready signal likewise sets the apparatus in a talk-ready state (step S17 ⁇ S18).
- the control means 27 When the user operates the talk-completion key of the operation indication means 25 at the completion of the call, the control means 27 generates a talk-completion signal.
- the modulation/demodulation means 23 modulates this signal to a radio signal, and the transmission/reception means 19 transfers this signal to the parent machine (step S21 ⁇ S22 ⁇ S23 ⁇ S24).
- the modulation/demodulation means 3 demodulates this signal, the control means 2 outputs a line disconnect instruction, and the network control means 8 disconnects the line (step S24 ⁇ S25 ⁇ S26 ⁇ S27 ⁇ S28).
- Figs. 3 is a flowchart showing an operation when conversation is initiated by using the child machine.
- the control means 27 When the call request key of the operation indication means 25 of the telephone function unit C of the child machine is operated, the control means 27 generates a talk-request signal, reads out an ID code stored in the IDROM 26, modulates this code by the modulation/demodulation means 21 and sends out this request signal to the parent machine via the antenna 20 from the transmission/reception means 29 (step S29 ⁇ S30 ⁇ S31 ⁇ S32).
- This request signal is received by the transmission/reception control means 4 and demodulated by the modulation/demodulation means 3.
- the control means 2 compares the ID code stored in the IDROM 5 with the ID code received to check if they match each other (step S33 ⁇ S34 ⁇ S35).
- the control means 2 checks whether facsimile transmission/reception is being performed by the facsimile function unit B of the parent machine. If it is not performing facsimile transmission/reception, the control means 2 generates a talk-ready signal, the control means 2 modulates this signal, and the transmission/reception control means 4 notifies the child machine. (step S36 ⁇ S37 ⁇ S38 ⁇ S39).
- the user When this talk-ready signal is received and displayed, the user inputs the telephone number of the receiving party into the control means 27 through the operation indication means 25. This telephone number is modulated by the modulation/demodulation means 21 and is transmitted to the parent machine via the antenna 20 from the transmission/reception means 19 (step S40 ⁇ S41 ⁇ S42 ⁇ S43).
- the parent machine that has received the above dial signal demodulates the dial signal by means of the modulation/demodulation means 3 and sends it out by means of the network control means 8 under the control of the control means 2 to the person at the other end of the line (step S44 ⁇ S45 ⁇ S46 ⁇ S47).
- control means 2 If the person at the other end of the line responds to the call, the control means 2 notifies the child machine of the fact and sets the apparatus to a talk-ready state (step S48 ⁇ S49 ⁇ S50 ⁇ S51 ⁇ S52).
- the child machine thus notified sets the apparatus to a talk-ready state and conversation begins (step S53 ⁇ S54 ⁇ S55 ⁇ S56 ⁇ S57).
- control means 2 repeats the calling operation a predetermined number of times. If there is still no response, it generates a control signal indicating the fact that there is no response and transfers the signal to the child machine (step S47 ⁇ S48 ⁇ S58 ⁇ S59 ⁇ S60 ⁇ S61 ⁇ S62).
- the child machine thus notified communicates this information to the user by means of a speaker 24 or the like under the control of the control means 27 (step S55 ⁇ S68).
- Fig. 4 is a flowchart showing the operation of the apparatus at the time of facsimile transmission.
- a user desires to send a facsimile transmission, first, he or she operates the facsimile transmission indication key of the operation means 10 to notify the main control means 17 of the indication.
- the main control means 17 thus notified switches the public telephone line to the facsimile function unit by means of the network control means 8 (step S64 ⁇ S65).
- the user puts the document to be transmitted onto the document holder of the facsimile apparatus and inputs the telephone number of the receiving party into the main control means 17 via the operation means 10.
- the main control means 17 receiving this number generates a dial signal and sends it to the public telephone line L through the network control means 8 (step S66 ⁇ S67 ⁇ S68).
- the main control means 17 monitors whether there is an answer-back signal from the party called. If there is, the main control means 17 actuates the document reading means 11 to read it, converts the read signals to analog signals by the signal conversion means 9 and sends out them to the public telephone line through the network control means 8 (step S69 ⁇ S70 ⁇ S71 ⁇ S72).
- the main control means 17 On completion of the transmission of the document in this manner, the main control means 17 generates a transmission completion signal and notifies the control means 2 of the telephone function unit A.
- the control means 2 receiving this transmission completion signal modulates this information to radio signals by the modulation/demodulation means 3 and notifies the child machine about the same via the antenna 6 from the transmission/reception control means 4 (step S73 ⁇ S74 ⁇ S75 ⁇ S76).
- the child machine receiving these radio signals demodulates the signals by means of the modulation/demodulation means 21 and notifies the user by means of the speaker 24 or the like under the control of the control means 27 that the transmission has been completed (step S77 ⁇ S78 ⁇ S79 ⁇ S80).
- the main control means 17 repeats the call to the receiving party a predetermined number of times. If there is still no answer from the party called, this information is displayed or printed to inform the user about the same (step S68 ⁇ S69 ⁇ S81 ⁇ S82 ⁇ S83).
- Fig. 5 is a flowchart showing the operation of the apparatus at the time of facsimile reception.
- the network control means 8 under the control of the main control means 17 checks whether the apparatus is busy or not. If it is not busy, the network control means 8 connects the line with the facsimile function unit (step S84 ⁇ S85).
- the main control means 17 actuates the recording control means 12 to reproduce the information on recording paper (step S86 ⁇ S87 ⁇ S88).
- the main control means 17 On termination of the reception of the signal, the main control means 17 generates reception completion signal to notify the control means 2 of the telephone function unit A.
- the control means 2 receiving this reception completion signal modulates this information to radio signals by means of the modulation/demodulation means 3 and notifies the child machine via the antenna 6 from the transmission/reception control means 4 (step S89 ⁇ S90 ⁇ S91 ⁇ S92).
- the child machine receiving these radio signals demodulates the signals by means of the modulation/demodulation means 21 and notifies the user by means of the speaker 24 or the like under the control of the control means 27 that the reception has been terminated (step S93 ⁇ S94 ⁇ S95 ⁇ S96).
- Fig. 6 is a block diagram of a cordless facsimile apparatus of the second embodiment of the present invention. Parts of Fig. 6 which have the same function as that of the parts of Fig. 1 are given the same reference numerals, and the explanation thereof is omitted.
- the apparatus of the second embodiment differs from that of the first embodiment in that the facsimile function unit B is contained in the child machine rather than in the parent machine.
- Fig. 7 is a flowchart showing the operation of the apparatus of the second embodiment at the time of initiating a talk with the party to be called using a child machine.
- the flowchart in Fig. 7 differs from that in Fig. 3 mentioned above in that step S36 is deleted.
- Figs. 8A and 8B are flowcharts showing the operation of the apparatus at the time of facsimile transmission.
- a user desires to send image information, first, he or she operates the facsimile transmission indication key of the operation means 10 to notify the main control means 17 of the indication.
- the main control means 17 thus indicated notifies the control means 27 of the indication.
- the control means 27 reads out an ID code stored in the IDROM 26, modulates this code to a radio signal together with a facsimile request signal by the modulation/demodulation means 21 and notifies the telephone function unit A of the parent machine via the transmission/reception means 19 (step S164 ⁇ S165 ⁇ S167 ⁇ S168).
- the control means 2 receiving this indication reads out an ID code stored in the IDROM 5 and checks if this code matches the ID code received. If a match is made, the network control means 8 connects the apparatus with a public telephone line and sends information indicative of the child machine being able to conduct facsimile transmission to the chile machine (step S169 ⁇ S170 ⁇ S171 ⁇ S172 ⁇ S173 ⁇ S174 ⁇ S175 ⁇ S176).
- the control means 27 of the telephone function unit C of the child machine receiving this indication notifies the main control means 17 of the facsimile function unit B of the indication.
- the main control means 17 notifies the user of the indication by means of a display or a speaker.
- the user confirming this display or information puts an document to be transmitted onto the document holder and inputs the telephone number of the receiving party into the main control means 17 via the operation means 10.
- the main control means 17 receiving this telephone number generates a dial signal to notify the control means 27 of the telephone function unit C of the telephone number.
- the dial signal is modulated into radio signals by the modulation/demodulation means 21, and transferred to the parent machine A via the transmission/reception means 19.
- radio signals are demodulated by the modulation/demodulation means 3 of the telephone function unit A of the parent machine, and the control means 2 sends dial signals to the public telephone line L via the network control means 8 (step S177 ⁇ S178 ⁇ S179 ⁇ S180 ⁇ S181 ⁇ S182 ⁇ S183 ⁇ S184 ⁇ S185 ⁇ S186 ⁇ S187 ⁇ S188).
- control means 2 monitors whether there is an answerback signal from the party called. If there is, the control means 2 generates a signal indicating that there is an answer. This signal is modulated into a radio signal by the modulation/demodulation means 3 and the information is transferred to the child machine (step S189 ⁇ S190 ⁇ S191).
- the control means 27 receiving this signal notifies the main control means 17 of the facsimile function unit B of reception of the answerback signal.
- the main control means 17 receiving this signal actuates the document reading means 11 to read the document.
- the signals read are converted into analog signals by means of the signal conversion means 9. They are transferred to the telephone function unit A of the parent machine via the modulation/demodulation means 21 and the transmission/reception means 19 under the control of the control means 27 of the telephone function unit C of the child machine.
- the parent machine demodulates the read signals by means of the modulation/demodulation means 3 under the control of the control means 2, and the signals are sent to the public telephone line via the network control means 8 (step S192 ⁇ S193 ⁇ S194 ⁇ S195 ⁇ S196 ⁇ S197 ⁇ S198 ⁇ S199 ⁇ S200 ⁇ S201).
- the main control means 17 On completion of the transmission of the document, the main control means 17 generates a transmission completion signal to notify the control means 27 of the child machine about the completion of the transmission.
- the control means 27 receiving this indication modulates the indication into a radio signal by means of the modulation/demodulation means 21.
- the control means 2 of the parent machine is notified of the indication by means of the transmission/reception means 19.
- the control means 2 receiving this information disconnects the line by means of the network control means 8 (step S202 ⁇ S203 ⁇ S204 ⁇ S205 ⁇ S206 ⁇ S207 ⁇ S208 ⁇ S209 ⁇ S210 ⁇ S211).
- control means 2 repeats the call to the receiving party a predetermined number of times. If there is still no answer, the control means 2 generates a signal indicating that there is no answer and notifies the child machine by means of the modulation/demodulation means 3 and the transmission/reception control means 4 (step S212 ⁇ S213 ⁇ S214 ⁇ S215 ⁇ S216).
- the control means 27 receiving this information via the transmission/reception means 19 and the modulation/demodulation means 21 transfers the no-answer signal to the main control means 17 of the facsimile function unit B.
- the main control means 17 receiving this signal displays or prints the information so as to inform the user about the same (step S217 ⁇ S218 ⁇ S219 ⁇ S220).
- Fig. 9 is a flowchart showing the operation of the apparatus at the time of facsimile transmission.
- the control means 2 When a facsimile transmission request enters the control means 2 via the network control means 8 from the public telephone line L, the control means 2 generates a signal indicating that there is a facsimile transmission request in order to check whether or not the child machine is busy, reads out an ID code stored in the IDROM 5, and transfers this code to the child machine via the modulation/demodulation means 3 and the transmission/reception control means 4 (step S221 ⁇ S222 ⁇ S260 ⁇ S223 ⁇ 224).
- the control means 27 checks whether the transferred ID code matches the one stored in the IDROM 26. If a match is made, a signal indicating that there is a facsimile transmission request is transferred to the main control means 17 of the facsimile function unit B. The main control means 17 determines whether or not the child machine is busy. If it is not busy, the main control means 17 generates a reception ready signal to notify the control means 2 of the parent machine via the modulation/demodulation means 21 and the transmission/reception means 19 by means of the transmission/reception control means 4 and the modulation/demodulation means 3 (step S225 ⁇ S226 ⁇ S261 ⁇ S227 ⁇ S228 ⁇ S229 ⁇ S230 ⁇ S231 ⁇ S232).
- the control means 2 receiving this information connects the line via the network control means 8 (step S233 ⁇ S234 ⁇ S235 ⁇ S236).
- the signal conversion means 9 converts the signal into a digital signal, and actuates the recording control means 12 under the control of the main control means 17 to reproduce the data on recording paper (step S237 ⁇ S238 ⁇ S239 ⁇ S240 ⁇ S241 ⁇ S242 ⁇ S243 ⁇ S244 ⁇ S245).
- step S237 to S245 The operation of above-mentioned steps S237 to S245 are repeated.
- the main control means 17 On completion of the reception operation, the main control means 17 generates a reception completion signal and transfers the signal to the control means 27.
- the control means 27 receiving this signal notifies the control means 2 of the parent machine of completion of reception via the modulation/demodulation means 21 and the transmission/reception means 19.
- the control means 2 receiving this signal disconnects the line by means of the network control means 8 (step S246 ⁇ S247 ⁇ S248 ⁇ S249 ⁇ S250 ⁇ S251 ⁇ S252 ⁇ S253).
- Fig. 10 is a block diagram of a modification of a cordless facsimile apparatus of the second embodiment.
- This modification differs from the second embodiment in the signal conversion means 9 is included in the telephone function unit of the parent machine rather than in the facsimile function unit of the child machine.
- the operation of the apparatus of this modification when a signal indicating a communication request is received from the public telephone line is the same as that of the above-mentioned apparatus of the first embodiment (See Fig. 2).
- the operation of the apparatus at the time of initiating communication with the party to be called using the child machine is the same as that of the above-mentioned apparatus of the second embodiment (See Fig. 7).
- Figs. 11A and 11B are flowcharts showing the operation of the apparatus of the above modification at the time of facsimile transmission.
- the flowcharts in Figs. 11A and 11B differ from those in Figs. 8A and 8B in that the operation (step S195) of converting picture signals read from a document into analog signals is performed immediately after the operation of demodulating radio signals (step S200) rather than immediately after the operation of reading a document (step S194).
- Fig. 12 is a flowchart showing the operation of the apparatus of the above modification at the time of facsimile reception.
- the flowchart in Fig. 12 differs from that in Fig. 9 in that the operation (step S243) of converting analog picture signals into digital signals is performed immediately after the picture signals are received from a public telephone line (step S237).
- Fig. 13 is a block diagram of a cordless facsimile apparatus of the third embodiment of the present invention. Parts of Fig. 13 which have the same function as that of parts of Figs. 1, 6, and 10 are given the same reference numerals, and the explanation thereof is omitted.
- both the parent machine and the child machine have the facsimile function units designated by reference characters B and B', respectively.
- the user selects the child machine by using the operation means 10 of the facsimile function unit of either the parent machine or the child machine.
- the operation of the apparatus of the third embodiment at the time of facsimile transmission from the child machine is the same as that at the time of facsimile transmission by the apparatus of the second embodiment (See Figs. 8A and 8B).
- the operation of the apparatus of the third embodiment at the time of facsimile reception at the child machine side is the same as that at the time of facsimile reception by the apparatus of the second embodiment (See Fig. 9).
- the user selects the parent machine by using the operation means 10 of the facsimile function unit of either the parent machine or the child machine.
- the operation of the apparatus of the third embodiment at the time of facsimile transmission from the parent machine is the same as that at the time of facsimile transmission by the apparatus of the first embodiment (See Fig. 4).
- the operation of the apparatus of the third embodiment at the time of facsimile reception from the parent machine is the same as that at the time of facsimile reception by the apparatus of the first embodiment (See Fig. 5).
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Facsimiles In General (AREA)
- Facsimile Transmission Control (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP91172/90 | 1990-04-04 | ||
JP2091172A JPH0779401B2 (ja) | 1990-04-04 | 1990-04-04 | コードレス・ファクシミリ装置 |
JP167431/90 | 1990-06-25 | ||
JP167432/90 | 1990-06-25 | ||
JP2167432A JPH0456455A (ja) | 1990-06-25 | 1990-06-25 | コードレス・ファクシミリ装置 |
JP2167431A JPH0456454A (ja) | 1990-06-25 | 1990-06-25 | コードレス・ファクシミリ装置 |
JP2169509A JPH0457469A (ja) | 1990-06-26 | 1990-06-26 | コードレス・ファクシミリ装置 |
JP169509/90 | 1990-06-26 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0450497A2 true EP0450497A2 (fr) | 1991-10-09 |
EP0450497A3 EP0450497A3 (en) | 1992-12-09 |
EP0450497B1 EP0450497B1 (fr) | 1996-06-12 |
Family
ID=27467876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP91104918A Expired - Lifetime EP0450497B1 (fr) | 1990-04-04 | 1991-03-27 | Dispositif de fac-similé |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0450497B1 (fr) |
CA (1) | CA2039220C (fr) |
DE (1) | DE69120131T2 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0452859A2 (fr) * | 1990-04-18 | 1991-10-23 | Sharp Kabushiki Kaisha | Dispositif de fac-similé avec poste téléphonique sans fil |
EP0579164A1 (fr) * | 1992-07-14 | 1994-01-19 | Canon Kabushiki Kaisha | Appareil de communication |
EP0677945A1 (fr) * | 1994-04-14 | 1995-10-18 | SOCIETE D'APPLICATIONS GENERALES D'ELECTRICITE ET DE MECANIQUE SAGEM Société anonyme française | Système de télécopie à communication sans fil |
EP0738067A1 (fr) * | 1995-04-15 | 1996-10-16 | GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig | Appareil fac-similé sans fil |
EP0886420A2 (fr) * | 1997-06-23 | 1998-12-23 | Canon Kabushiki Kaisha | Appareil de communication radio connecté à une ligne d'abonné numérique pour interfacer des terminaux de communication de données ou de parole |
GB2333932A (en) * | 1998-01-28 | 1999-08-04 | Nec Corp | Cordless telephone and facsimile apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0262839A2 (fr) * | 1986-09-17 | 1988-04-06 | Nec Corporation | Montage de circuit entre un poste téléphonique sans cordon et un poste téléphonique ordinaire |
EP0328069A2 (fr) * | 1988-02-12 | 1989-08-16 | DeSpain, George H. | Transmission radio de fac-similé |
US4878238A (en) * | 1987-12-23 | 1989-10-31 | Rash Mark S | Cordless telephone network |
DE3930624A1 (de) * | 1988-09-13 | 1990-03-22 | Nippon Telegraph & Telephone | Bildleseeinrichtung |
-
1991
- 1991-03-27 CA CA002039220A patent/CA2039220C/fr not_active Expired - Lifetime
- 1991-03-27 EP EP91104918A patent/EP0450497B1/fr not_active Expired - Lifetime
- 1991-03-27 DE DE69120131T patent/DE69120131T2/de not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0262839A2 (fr) * | 1986-09-17 | 1988-04-06 | Nec Corporation | Montage de circuit entre un poste téléphonique sans cordon et un poste téléphonique ordinaire |
US4878238A (en) * | 1987-12-23 | 1989-10-31 | Rash Mark S | Cordless telephone network |
EP0328069A2 (fr) * | 1988-02-12 | 1989-08-16 | DeSpain, George H. | Transmission radio de fac-similé |
DE3930624A1 (de) * | 1988-09-13 | 1990-03-22 | Nippon Telegraph & Telephone | Bildleseeinrichtung |
Non-Patent Citations (1)
Title |
---|
EUROCON 88, 8TH EUROPEAN CONFERENCE ON ELECTROTECHNICS, CONFERENCE PROCEEDINGS ON AREA COMMUNICATION, IEEE 13 June 1988 , STOCKHOLM, SWEDEN pages 379 - 382 HEINZ OCHSNER 'CORDLESS TELECOMMUNICATIONS: TOWARDS A DIGITAL STANDARD' * |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0452859A2 (fr) * | 1990-04-18 | 1991-10-23 | Sharp Kabushiki Kaisha | Dispositif de fac-similé avec poste téléphonique sans fil |
EP0452859B1 (fr) * | 1990-04-18 | 1997-02-26 | Sharp Kabushiki Kaisha | Dispositif de fac-similé avec poste téléphonique sans fil |
EP0579164A1 (fr) * | 1992-07-14 | 1994-01-19 | Canon Kabushiki Kaisha | Appareil de communication |
US5966669A (en) * | 1992-07-14 | 1999-10-12 | Canon Kabushiki Kaisha | Communication apparatus having inter-communicating device for exchanging data between fax terminal and radio terminal |
EP0677945A1 (fr) * | 1994-04-14 | 1995-10-18 | SOCIETE D'APPLICATIONS GENERALES D'ELECTRICITE ET DE MECANIQUE SAGEM Société anonyme française | Système de télécopie à communication sans fil |
FR2718911A1 (fr) * | 1994-04-14 | 1995-10-20 | Sagem | Système de télécopie à communication sans fil. |
US5684608A (en) * | 1994-04-14 | 1997-11-04 | Societe D'applications Generales D'electricite Et De Mecanique Sagem | Cordless communication facsimile system |
EP0738067A1 (fr) * | 1995-04-15 | 1996-10-16 | GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig | Appareil fac-similé sans fil |
EP0886420A2 (fr) * | 1997-06-23 | 1998-12-23 | Canon Kabushiki Kaisha | Appareil de communication radio connecté à une ligne d'abonné numérique pour interfacer des terminaux de communication de données ou de parole |
EP0886420A3 (fr) * | 1997-06-23 | 2003-08-13 | Canon Kabushiki Kaisha | Appareil de communication radio connecté à une ligne d'abonné numérique pour interfacer des terminaux de communication de données ou de parole |
US6728534B1 (en) | 1997-06-23 | 2004-04-27 | Canon Kabushiki Kaisha | Radio communication apparatus, having combined functions such as terminal adapter, digital radio communication apparatus, facsimile communication apparatus and so on, for being connected to a digital public communication line |
GB2333932A (en) * | 1998-01-28 | 1999-08-04 | Nec Corp | Cordless telephone and facsimile apparatus |
Also Published As
Publication number | Publication date |
---|---|
EP0450497A3 (en) | 1992-12-09 |
EP0450497B1 (fr) | 1996-06-12 |
CA2039220C (fr) | 1995-01-10 |
DE69120131T2 (de) | 1997-01-02 |
DE69120131D1 (de) | 1996-07-18 |
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